The 98th Tour de France officially starts this Saturday at at the Passage du Gois, promising another gruelling race for the teams taking part.

The 22 teams will face a race of over 3,430km over 21 stages including high mountain passes and culminating with a finish at the Champs-Élysées in Paris.

But how will the teams perform and who are the favourite riders to watch? We here at the Datablog have collated the information on all the participating teams and have included riders to watch along with information on their bikes and the their team best for the Tour last year.

The interactive linked above, created by the Guardian team, shows detailed stage by stage information, the full route and tactics.

Pro Team Astana led the way at the 2010 race but will they managed to hang on to the title this year? Are Team Sky a contender for the prize and how will Mark Cavendish perform? The full coverage can be seen by our sport reporters here.

Along with data gathered from the Official Tour de France site we have created a summary of all the teams taking part in this years Tour de France. Find the cyclists to watch and see how well they performed last year on the table below.